#include <stdio.h>
#include <iostream>
#include <strcing>
using namespace std;
int main();
{
    int length = L;
    int arr[n];
    int v;
    int a;
    int d1=v*v/(2*a);
for (i=0;i<=n;i++);
for(j=0;j<=n;j++);
 if (arr[i]=d1);
  printf("lost the main traffic\n");
  int m;
 switch:arr[j]=d1;
       { case 1: m closed;
        break;
        case 2: m opened;
        break;
       }
 if (m ,opened);
   for(j=1;j>=d1;j++);
   printf ("%d",arr[j]);
 if(m,closed);
   for(j=1;j>=d1;j++);
   print ("%d",drr[j]);
 return 0;
}

